Calibrated 20 x 15 mm Octagon Shape Gemstones | GemSelect
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Bi-color
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Black Octagon Shape 20x15 mm Gems
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Blue
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Brown
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Golden
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Gray Octagon Shape 20x15 mm Gems
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Green
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Multicolor
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Orange
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Pink Octagon Shape 20x15 mm Gems
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Purple
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Red
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Turquoise
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Violet Octagon Shape 20x15 mm Gems
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
Why Buy Octagon Shape 20x15 Mm Gems from GemSelect?
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GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
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Easy to use website
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Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.
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Good selection prices are reasonable!
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My whole experience is great.
Overall Rating -> 10 ![]()
Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.
Overall Rating -> 10 ![]()
this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.



